diff options
| author | Oscar Mateo <oscar.mateo@intel.com> | 2014-07-03 16:28:03 +0100 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2014-07-08 12:30:57 +0200 |
| commit | 64c58f2c48da85223f0db438fe4854bc3ef24353 (patch) | |
| tree | 3f25343d4f927f3d5c0ce885049f065cbc9bf173 /drivers/gpu/drm/i915/intel_ringbuffer.c | |
| parent | 2919d2913c515fcfef6d50a46aae31128d454ce9 (diff) | |
| download | op-kernel-dev-64c58f2c48da85223f0db438fe4854bc3ef24353.zip op-kernel-dev-64c58f2c48da85223f0db438fe4854bc3ef24353.tar.gz | |
drm/i915: Generalize ring_space to take a ringbuf
It's simple enough that it doesn't need to know anything about the
engine.
Trivial change.
Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Oscar Mateo <oscar.mateo@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_ringbuffer.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 40b17f2..738140c 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -48,9 +48,8 @@ static inline int __ring_space(int head, int tail, int size) return space; } -static inline int ring_space(struct intel_engine_cs *ring) +static inline int ring_space(struct intel_ringbuffer *ringbuf) { - struct intel_ringbuffer *ringbuf = ring->buffer; return __ring_space(ringbuf->head & HEAD_ADDR, ringbuf->tail, ringbuf->size); } @@ -545,7 +544,7 @@ static int init_ring_common(struct intel_engine_cs *ring) else { ringbuf->head = I915_READ_HEAD(ring); ringbuf->tail = I915_READ_TAIL(ring) & TAIL_ADDR; - ringbuf->space = ring_space(ring); + ringbuf->space = ring_space(ringbuf); ringbuf->last_retired_head = -1; } @@ -1639,7 +1638,7 @@ static int intel_ring_wait_request(struct intel_engine_cs *ring, int n) ringbuf->head = ringbuf->last_retired_head; ringbuf->last_retired_head = -1; - ringbuf->space = ring_space(ring); + ringbuf->space = ring_space(ringbuf); if (ringbuf->space >= n) return 0; } @@ -1662,7 +1661,7 @@ static int intel_ring_wait_request(struct intel_engine_cs *ring, int n) ringbuf->head = ringbuf->last_retired_head; ringbuf->last_retired_head = -1; - ringbuf->space = ring_space(ring); + ringbuf->space = ring_space(ringbuf); return 0; } @@ -1691,7 +1690,7 @@ static int ring_wait_for_space(struct intel_engine_cs *ring, int n) trace_i915_ring_wait_begin(ring); do { ringbuf->head = I915_READ_HEAD(ring); - ringbuf->space = ring_space(ring); + ringbuf->space = ring_space(ringbuf); if (ringbuf->space >= n) { ret = 0; break; @@ -1743,7 +1742,7 @@ static int intel_wrap_ring_buffer(struct intel_engine_cs *ring) iowrite32(MI_NOOP, virt++); ringbuf->tail = 0; - ringbuf->space = ring_space(ring); + ringbuf->space = ring_space(ringbuf); return 0; } |
